Invention Probability by 2050*

Invisibility cloaks 85%
Emotionally aware machines 100%
Robotic soldiers 100%
Vertical city farms 90%
Fully sensory internet 100%
Childcare robots 90%
Robotic surgery 100%
3D printers 100%
Oceanic thermal converter 60%
Programmable matter 80%
Injections to treat addictions 100%
150 GB memory sticks 90%
Mobile phone implants 50%
Wireless speakers 95%
Everlasting chewing gum 5%
Everlasting gob stoppers 10%
Downloadable dreams 2%
GPS shoes 99%
Artificial eyes 99%
Body part farms 50%
Non-melting ice 10%
Transatlantic tunnel 5%
Implantable sense of humour 0%
Video wallpaper 70%
Virtual reality windows 60%
Fully sensory Internet 100%
Sleep hotels 100%
Just in time food shopping 100%
Powered exoskeletons 100%
Silent villages 60%
Quiet paint 80%
Spray on surgical gloves 20%
Disposable cardboard phones 70%
Wireless recharging 100%
Keyless home entry 100%
Digital wallets 100%
Self-repairing paint 100%
Real time road pricing 100%
Self-parking cars 90%
Single global currency 60%
Shy shields 10%
Flying Cars 1%
Oceanic mirrors 2%
Plastic bones 85%
Plastic bridges 75%
Face transplants 90%
Memory pills 25%
Artificial hearts 80%
Aerosol dirt 10%
Face recognition doors 100%
Plastic teeth 80%
Plastic planes 40%
Space Tourism 100%
Moon colony 70%
Space elevators 10%
Lists of inventions for 2100 100%

* Mainstream availability